Dark Reading is part of the Informa Tech Division of Informa PLC

This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them.Informa PLC's registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 8860726.

Endpoint

5/11/2018
11:45 AM
Connect Directly
Twitter
RSS
E-Mail
50%
50%

8 Ways Hackers Can Game Air Gap Protections

Isolating critical systems from connectivity isn't a guarantee they can't be hacked.
Previous
1 of 9
Next


Image Source: Adobe Stock (Phongphan Supphakank)

Image Source: Adobe Stock (Phongphan Supphakank)

The almighty air gap has long been critical systems' go-to last resort - the idea being if you pull the plug of connectivity on these systems and don't allow them any kind of access to the outside world, you'll eliminate the bad guys' ability to remotely carry out their attacks.

While it's true that air gaps can drastically shrink attack surface, they're far from infallible. Security researchers - particularly a few from Ben-Gurion University in Israel - have worked over the last five to 10 years to show that even the most meticulously isolated air gap can be overcome with some clever uses of side channels. Here are some of the most effective end-arounds of air gap defense.

 

Ericka Chickowski specializes in coverage of information technology and business innovation. She has focused on information security for the better part of a decade and regularly writes about the security industry as a contributor to Dark Reading.  View Full Bio

Previous
1 of 9
Next
Comment  | 
Print  | 
More Insights
Comments
Newest First  |  Oldest First  |  Threaded View
COVID-19: Latest Security News & Commentary
Dark Reading Staff 4/7/2020
The Coronavirus & Cybersecurity: 3 Areas of Exploitation
Robert R. Ackerman Jr., Founder & Managing Director, Allegis Capital,  4/7/2020
Register for Dark Reading Newsletters
White Papers
Video
Cartoon Contest
Write a Caption, Win a Starbucks Card! Click Here
Latest Comment: This comment is waiting for review by our moderators.
Current Issue
6 Emerging Cyber Threats That Enterprises Face in 2020
This Tech Digest gives an in-depth look at six emerging cyber threats that enterprises could face in 2020. Download your copy today!
Flash Poll
State of Cybersecurity Incident Response
State of Cybersecurity Incident Response
Data breaches and regulations have forced organizations to pay closer attention to the security incident response function. However, security leaders may be overestimating their ability to detect and respond to security incidents. Read this report to find out more.
Twitter Feed
Dark Reading - Bug Report
Bug Report
Enterprise Vulnerabilities
From DHS/US-CERT's National Vulnerability Database
CVE-2020-1627
PUBLISHED: 2020-04-08
A vulnerability in Juniper Networks Junos OS on vMX and MX150 devices may allow an attacker to cause a Denial of Service (DoS) by sending specific packets requiring special processing in microcode that the flow cache can't handle, causing the riot forwarding daemon to crash. By continuously sending ...
CVE-2020-1628
PUBLISHED: 2020-04-08
Juniper Networks Junos OS uses the 128.0.0.0/2 subnet for internal communications between the RE and PFEs. It was discovered that packets utilizing these IP addresses may egress an EX4300 switch, leaking configuration information such as heartbeats, kernel versions, etc. out to the Internet, leading...
CVE-2020-1629
PUBLISHED: 2020-04-08
A race condition vulnerability on Juniper Network Junos OS devices may cause the routing protocol daemon (RPD) process to crash and restart while processing a BGP NOTIFICATION message. This issue affects Juniper Networks Junos OS: 16.1 versions prior to 16.1R7-S6; 16.2 versions prior to 16.2R2-S11; ...
CVE-2020-1630
PUBLISHED: 2020-04-08
A privilege escalation vulnerability in Juniper Networks Junos OS devices configured with dual Routing Engines (RE), Virtual Chassis (VC) or high-availability cluster may allow a local authenticated low-privileged user with access to the shell to perform unauthorized configuration modification. This...
CVE-2020-1634
PUBLISHED: 2020-04-08
On High-End SRX Series devices, in specific configurations and when specific networking events or operator actions occur, an SPC receiving genuine multicast traffic may core. Subsequently, all FPCs in a chassis may reset causing a Denial of Service. This issue affects both IPv4 and IPv6. This issue ...